Here is a set of one protective cover, one pressing plate and two nuts for the replacement of accessories of STIHL FS120, FS200, FS250. Specifications: Material: Iron Item Size: Outer Diameter: 80mm / 3.15in Inner Diameter: 13mm / 0.51in Package Weight: 170g / 6ounces Package Size: 100 * 100 * 60mm / 3.94 * 3.94 * 2.36in Package List: 1 * Protective Cover 1 * Pressing Plate 2 * Nuts